217124820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3323}}^1$

素因数の和:3363

約数の個数: 144

約数和(自身を含む): 742714560

約数和(自身を除く): 525589740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 121, 132, 135, 165, 180, 198, 220, 242, 270, 297, 330, 363, 396, 484, 495, 540, 594, 605, 660, 726, 990, 1089, 1188, 1210, 1452, 1485, 1815, 1980, 2178, 2420, 2970, 3267, 3323, 3630, 4356, 5445, 5940, 6534, 6646, 7260, 9969, 10890, 13068, 13292, 16335, 16615, 19938, 21780, 29907, 32670, 33230, 36553, 39876, 49845, 59814, 65340, 66460, 73106, 89721, 99690, 109659, 119628, 146212, 149535, 179442, 182765, 199380, 219318, 299070, 328977, 358884, 365530, 402083, 438636, 448605, 548295, 598140, 657954, 731060, 804166, 897210, 986931, 1096590, 1206249, 1315908, 1608332, 1644885, 1794420, 1973862, 2010415, 2193180, 2412498, 3289770, 3618747, 3947724, 4020830, 4824996, 4934655, 6031245, 6579540, 7237494, 8041660, 9869310, 10856241, 12062490, 14474988, 18093735, 19738620, 21712482, 24124980, 36187470, 43424964, 54281205, 72374940, 108562410, 217124820]

約数ペア:

[(1, 217124820), (2, 108562410), (3, 72374940), (4, 54281205), (5, 43424964), (6, 36187470), (9, 24124980), (10, 21712482), (11, 19738620), (12, 18093735), (15, 14474988), (18, 12062490), (20, 10856241), (22, 9869310), (27, 8041660), (30, 7237494), (33, 6579540), (36, 6031245), (44, 4934655), (45, 4824996), (54, 4020830), (55, 3947724), (60, 3618747), (66, 3289770), (90, 2412498), (99, 2193180), (108, 2010415), (110, 1973862), (121, 1794420), (132, 1644885), (135, 1608332), (165, 1315908), (180, 1206249), (198, 1096590), (220, 986931), (242, 897210), (270, 804166), (297, 731060), (330, 657954), (363, 598140), (396, 548295), (484, 448605), (495, 438636), (540, 402083), (594, 365530), (605, 358884), (660, 328977), (726, 299070), (990, 219318), (1089, 199380), (1188, 182765), (1210, 179442), (1452, 149535), (1485, 146212), (1815, 119628), (1980, 109659), (2178, 99690), (2420, 89721), (2970, 73106), (3267, 66460), (3323, 65340), (3630, 59814), (4356, 49845), (5445, 39876), (5940, 36553), (6534, 33230), (6646, 32670), (7260, 29907), (9969, 21780), (10890, 19938), (13068, 16615), (13292, 16335)]